From: High-throughput metal susceptibility testing of microbial biofilms
Periodic group | Metal ion | Exposure time (h) | MIC (mM) | MBC (mM) | MBEC (mM) | Fold Tolerance1 |
---|---|---|---|---|---|---|
7B | Mn2+ | 2 | 37 ± 0 | > 149 | > 149 | na |
 |  | 24 |  | 198 ± 86 | 223 ± 86 | 1.1 |
8B | Ni2+ | 2 | 7.5 ± 2.1 | > 140 | >140 | na |
 |  | 24 |  | 17 ± 0 | 29 ± 11 | 1.7 |
1B | Cu2+ | 2 | 4.5 ± 1.4 | 16 ± 0 | 16 ± 0 | 1.0 |
 |  | 24 |  | 16 ± 0 | 16 ± 0 | 1.0 |
 | Ag+ | 2 | 0.06 ± 0.02 | 0.06 ± 0.02 | 1.6 ± 0.7 | 24 |
 |  | 24 |  | 0.06 ± 0.02 | 0.04 ± 0 | 0.7 |
2B | Zn2+ | 2 | 4.2 ± 2.4 | 125 ± 0 | > 125 | ≥ 2.0 |
 |  | 24 |  | 31 ± 0 | 31 ± 0 | 1.0 |
 | Cd2+ | 2 | 1.1 ± 0.2 | 55 ± 21 | 73 ± 0 | 1.3 |
 |  | 24 |  | 2.3 ± 0 | 3.0 ± 1.3 | 1.3 |
 | Hg2+ | 2 | 0.04 ± 0.02 | 0.14 ± 0.04 | 0.32 ± 0.22 | 2.3 |
 |  | 24 |  | 0.04 ± 0 | 0.04 ± 0 | 1.0 |
3A | Al3+ | 2 | nd | > 304 | > 304 | na |
 |  | 24 |  | 19 ± 0 | 19 ± 0 | 1.0 |
4A | Sn2+ | 2 | nd | > 17 | > 17 | na |
 |  | 24 |  | 17 ± 0 | 17 ± 0 | 1.0 |